commit bash-20130301 snapshot

examples/functions/xfind.bash

@@ -0,0 +1,52 @@
+#! /bin/bash
+#From: kaz@cafe.net (Kaz Kylheku)
+#Newsgroups: comp.unix.shell
+#Subject: Why not roll your own @#$% find! (was: splitting directory off from filename)
+#Message-ID: <6n1117$tp1@espresso.cafe.net>
+#Date: Fri, 26 Jun 1998 20:47:34 GMT
+
+# $1 = dirname, $2 = pattern, optional $3 = action
+xfind()
+{
+	local x
+	local dir="$1"
+
+	# descend into specified directory
+
+	builtin cd -L "$1" || {
+		echo "${FUNCNAME}: cannot change dir to $1" >&2
+		return 1
+	}
+
+	#
+	# default action is to print the filename
+	#
+	if [ -n "$3" ]; then
+		action="$3"
+	else
+		action='printf -- "%s\n"'
+	fi
+
+	# process ordinary files that match pattern
+
+	for x in $2 ; do 
+		if [ -f "$x" ] ; then
+			eval "$action" "$x"
+		fi
+	done
+
+	# now descend into subdirectories, avoiding symbolic links
+	# and directories that start with a period.
+
+	for x in * ; do
+		if [ -d "$x" ] && [ ! -L "$x" ] ; then 
+			$FUNCNAME "$x" "$2" "$action"
+		fi
+	done
+
+	# finally, pop back up
+
+	builtin cd -L ..
+}
+
+#xfind "$@"